Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

You are not logged in.

- Topics: Active | Unanswered

**Sabbir****Guest**

Do sequences have to have numeriacal terms? or can it have non-numerical terms too,for example,can this be a sequence {1} , {1,2} , {1,2,3} , ... ?

**anonimnystefy****Real Member**- From: The Foundation
- Registered: 2011-05-23
- Posts: 15,797

They needn't have numbers as terms. Sets and letters can also be sequence terms.

Here lies the reader who will never open this book. He is forever dead.

Taking a new step, uttering a new word, is what people fear most. ― Fyodor Dostoyevsky, Crime and Punishment

The knowledge of some things as a function of age is a delta function.

Offline

**bob bundy****Moderator**- Registered: 2010-06-20
- Posts: 6,660

one; two; three; .......

a; aardvaak; aback; abacus; ..........

Bob

You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei

Offline